* {
  box-sizing: border-box;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.btn {
  cursor: pointer;
  font-size: 16px;
  background-color: transparent;
  border: 1px solid #ccc;
  padding: 6px 15px;
  border-radius: 5px;
  display: inline-block;
  min-width: 120px;
  &:hover {
    background-color: #eee;
  }
  & + .btn {
    margin-left: 20px;
  }
  &.btn-sm {
    font-size: 14px;
    width: auto;
    min-width: 0;
    padding: 3px 8px;
  }
}